Accession Number : ADA156298


Title :   Second Colloquim on the Scattering of Ultrasonic Waves (Deuxieme Colloque sur la Diffusion des Ondes Ultrasonores).


Descriptive Note : Interim technical rept. 1 Oct 84-30 Sep 85,


Corporate Author : CATHOLIC UNIV OF AMERICA WASHINGTON DC DEPT OF PHYSICS


Personal Author(s) : Uberall,H


Full Text : https://apps.dtic.mil/dtic/tr/fulltext/u2/a156298.pdf


Report Date : 29 Jan 1985


Pagination or Media Count : 103


Abstract : Contents: L'acoustique des faisceaux bornes; Scattering from fluid and elastic layers; Acoustic scattering from elastic cylinders and spheres: Surface waves (Watson transform) and transmitted waves; Helical surface waves on cylinders and cylindrical cavities; Resonance scattering theory: spherical and cylindrical cavities and inclusions; Scattering from Inhomogeneities; Scattering of short and long sound pulses: Connection with the singularity expansion method; and Inverse scattering and acoustic spectroscopy. Keywords include: Acoustic scattering; ultrasonic scattering; Resonances; Fluid layers; Elastic plates; Elastic targets; Cavities; Inclusions; Surface waves; Helical waves; Resonsance scattering theory; Inhomogeneities; Effective media; Short sound pulses; Long sound pulses; Inverse scattering; Acoustic spectroscopy.


Descriptors :   *ULTRASONICS , *ACOUSTIC SCATTERING , SCATTERING , SURFACE WAVES , SPECTROSCOPY , LAYERS , THEORY , RESONANCE SCATTERING , ELASTIC PROPERTIES , CAVITIES , TARGETS , PULSES , CYLINDRICAL BODIES , PLATES , FRENCH LANGUAGE , SOUND , FLUIDS , INVERSE SCATTERING , WAVES , SHORT PULSES , HELIXES , ENGLISH LANGUAGE


Subject Categories : Acoustics


Distribution Statement : APPROVED FOR PUBLIC RELEASE